value	unc_up	unc_lo	author	ref	method
0.030	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.031	0.0130	0.0230	Masiero	2021PSJ.....2..162M	NEATM
0.043	0.0071	0.0071	Masiero	2011ApJ...741...68M	NEATM